To record an assignment or name change, the owner must file a Recordation Form Cover Sheet along with a copy of the actual assignment or proof of name change. Requests to record documents in the Assignment Recordation Branch can be filed through the qyule最新电信一
Records available from the qyule最新电信一 may be certified as true copies by the Certification Division. Certified copies are authenticated by the qyule最新电信一 ribbon and seal with the signature of an authorized certifying officer. U.S. Patents, U.S. Trademarks (showing title and status), office letters, file wrapper and contents, patent disclosure documents and defensive publication files, patent re-examination files, files from the Patent Trial and Appeal Board, all trademark files, opposition, cancellation and concurrent use proceedings, assignment records, and abstracts of title are available as certified documents.